I brush my teeth and wash my face. ____
I go to school.____
What do you do after breakfast? ____
I go to school on foot. ____
What do you do before breakfast? ____
How do you go to school? ____
设α,β,γ是三个互不重合的平面,m,n是两条不重合的直线,则下列命题中正确的( )
想:____六十八,商是____.
下列词语字形正确且划线字注音无误的一项是( )